OBJECTIVE
To assess the ability of a short food frequency questionnaire to measure dietary calcium intake in women.
DESIGN
Estimates of calcium intake from the food frequency questionnaire were compared with those from seven-day estimated records in 58 Caucasian women aged 25-49 years in Dunedin, New Zealand.
SUBJECTS
Subjects were recruited through poster and newspaper advertising around the central business district of Dunedin, New Zealand. Of 69 subjects initially recruited, nine failed… CONTINUE READING